An orphan (Eight-year-old boy soprano Bobby Breen) gets a chance to sing opera in New York.
| Actor | Role |
|---|---|
 Bobby BreenBilly Gordon | Billy Gordon |
 Henry ArmettaJoe Pasquale | Joe Pasquale |
 George HoustonLeon Alba | Leon Alba |
 Vivienne OsborneRosa Donelli | Rosa Donelli |
 Grant WithersJim 'Diablo' Wilkins | Jim 'Diablo' Wilkins |
 Inez CourtneyMarge Wilkins | Marge Wilkins |
 Lucien LittlefieldSupt. Henry Perkins | Supt. Henry Perkins |
 Richard CarleCarter | Carter |
 Clay ClementJackson | Jackson |
 Ann DoranAlice Alba | Alice Alba |